Ellus
a club is holding a raffle. ten thousand
tickets have been sold for $2 each. there
will be a 1st prize of $3000, 3 second prizes
of $1000 each, 5 third prizes of $500 each
and 20 consolation prizes of $100 each.
find the expected winnings of a single ticket.
98
498
998

2998
0001
19971
0020
0005
don't take over 5 mins

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

the answer is -1 for this question

step-by-step explanation:

146

step-by-step explanation: